[1] Association for Computing Machinery - Wissenschaftsperiodika-Verlag / ACM Press, New York (siehe http://www.acm.org/)

[2] Address Complete Message (SS7)

[3] Audio Compression Manager (Microsoft)

[4] Access Control Model (SNMPv3)

[5] Area Channel Manager (SMCC)

[6] Asteroids, Comets, Meteors conference {Astronomie}

[7] Attitude Calibration Module (Space Shuttle) {Raumfahrt}.